Dear Sathish,A ping flood is a denial-of-service attack in which the attacker attempts to overwhelm a targeted device with ICMP echo-request packets. ICMP echo-request and echo-reply messages are used to ping a network device for the purpose of diagn...
OSPF routers on multi-access segments synchronize their databases with their Designated Router (DR) or a Backup Designated Router (BDR) only. The OSPF status between two routers transitions to Full only if at least one of them is a DR or a BDR. The...
You need to change the distributed route type to E2 (at C-BGR1) (possibly with higher cost).It can helphttps://ipwithease.com/ospf-external-e1-and-e2-routes/
Preference is to use E1 routes if there are multiple routers distributing a route to the same AS. I believe the CE router (redistributing the route as E2) is managed by you and can be configured with an E2 type route distribution.